Cornwells Heights, PA Climate


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Cornwells Heights, PA has a humid continental climate with mild summer temperatures and cold winters. The average high temperature for the summer months is around 82°F while the average high temperature in winter months is around 40°F. Precipitation in Cornwells Heights is evenly spread out over all seasons, although autumn tends to be the wettest season. Snowfall can range from 30 inches to upwards of 80 inches per year depending on location within the area.

Cornwells Heights, Pennsylvania gets 48 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Cornwells Heights averages 11 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 205 sunny days per year in Cornwells Heights. The US average is 205 sunny days.

Cornwells Heights gets some kind of precipitation, on average, 121 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.


Weather Highlights

Summer High: the July high is around 87 degrees
Winter Low: the January low is 23
Rain: averages 48 inches of rain a year
Snow: averages 11 inches of snow a year


Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Cornwells Heights is 7.3 (10=best), which means it is one of the most pleasant places in Pennsylvania.

8.5 Summer - 5.6 Winter
September, June and May are the most pleasant months in Cornwells Heights, while January and February are the least comfortable months.

  ClimateCornwells Heights, PennsylvaniaUnited States
  48.2 in.38.1 in.
  10.7 in.27.8 in.
  121.3 days106.2 days
  205 days205 days
  86.6°85.8°
  22.8°21.7°
  7.37
  44.3
  69 ft.2443 ft.
Climate
YOU SHOULD KNOW

Many people confuse weather and climate but they are different. Weather is the conditions of the atmosphere over a short period of time, and climate is how the atmosphere is over long periods of time.

Weather is how the atmosphere is behaving and its effects upon life and human activities. Weather can change from minute-to-minute. Most people think of weather in terms of temperature, humidity, precipitation, cloudiness, brightness, visibility, wind, and atmospheric pressure.

Climate is the description of the long-term pattern of weather in a place. Climate can mean the average weather for a particular region and time period taken over 30 years. Climate is the average of weather over time.

July is the hottest month for Cornwells Heights with an average high temperature of 86.6°, which ranks it as one of the hottest places in Pennsylvania. In Cornwells Heights, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Cornwells Heights are September, June and May.
In Cornwells Heights, there are 22.5 days annually when the high temperature is over 90°, which is one of the hottest places in Pennsylvania.
January has the coldest nighttime temperatures for Cornwells Heights with an average of 22.8°. This is one of the warmest places in Pennsylvania.
In Cornwells Heights, there are 103.2 days annually when the nighttime low temperature falls below freezing, which is one of the warmest places in Pennsylvania.
In Cornwells Heights, there are 0.4 days annually when the nighttime low temperature falls below zero°, which is one of the warmest places in Pennsylvania.
The humidity is usually comfortable in Cornwells Heights but some summer months can be sticky or muggy. July is the most humid month, though humidity is low for most of the year. The most humid months are July, August and June.
July is the wettest month in Cornwells Heights with 5.1 inches of rain, and the driest month is February with 2.8 inches. The wettest season is Autumn with 28% of yearly precipitation and 21% occurs in Spring, which is the driest season. The annual rainfall of 48.2 inches in Cornwells Heights means that it is one of the wettest places in Pennsylvania.
May is the rainiest month in Cornwells Heights with 11.8 days of rain, and September is the driest month with only 8.7 rainy days. There are 121.3 rainy days annually in Cornwells Heights, which is less rainy than most places in Pennsylvania. The rainiest season is Summer when it rains 28% of the time and the driest is Winter with only a 22% chance of a rainy day.
An annual snowfall of 10.7 inches in Cornwells Heights means that it is one of the least snowy places in Pennsylvania. February is the snowiest month in Cornwells Heights with 3.4 inches of snow, and 4 months of the year have significant snowfall.
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